NA 022
DKE German Commission for Electrical, Electronic & Information Technologies of DIN and VDE
DIN EN 60734 [Withdrawn] references following documents:
| Document number | Edition | Title |
|---|---|---|
| DIN 38409-6 | 1986-01 | German standard methods for the examination of water, waste water and sludge; summary indices of actions and substances (group H); water hardness (H 6) More |
| ISO 6059 | 1984-06 | Water quality; Determination of the sum of calcium and magnesium; EDTA titrimetric method More |
